半波损失是大学物理中的重点和难点问题。
The half-wavelength loss is a key concept difficult to be understood.
每条光带表示所用光的一个半波的波长的偏差。
Each band represents a deviation of one half wave length of the applied light.
半波纠正器将导致反射的p偏振光成为s偏振光。
The half-wave retarder would cause the reflected p-polarized light to becomes-polarized.
由此导出了半波电压随外界磁场变化的数学模型。
The maths model about the variance that the half-wave voltage varies with the magnetic induction outside is set up.
这种装置具有半波电压低，电反馈功率小等特点。
This device base such advantages that the half-wave voltage is lower and the electric feedback power is smaller.
例如单相半波、单相全波、三相半波和三相全波等。
For example single-phase half wave single-phase and three-phase wave, the half wave and three-phase waves all.
文中还阐明了这种包层调制有助于降低器件的半波电压。
In the thesis it is also illustrated that the way of modulation in claddings helps to decrease the half-wave voltage of modulators.
本文介绍了一种更为确切的讨论薄膜干涉的半波损失方法。
A more exact method of measuring loss of half-wave in thin-film interference is introduced.
本文给出了开路半波谐振器及微带线阵的设计方法与步骤。
A design procedure for open circuit half wave resonators and for array of such resonators is given.
分析比较了几种典型的半波振子标签线天线弧形弯曲的情况。
The arc curving of several typical half wave dipole wire antennas were investigated.
实验表明：该恒流控制器既适用于半波点焊，也适用于多波点焊。
The result showed: this system is compliant to the half-wave spot welding, and also to multi-wave spot welding.
在第二次的记录过程中，利用位相板使参考图像产生半波位相延迟。
During the second recording, a phase plate is used to produce a half wave delay of the reference image.
该文提出了一种加天线罩来实现半波振子天线宽频带阻抗匹配的方法。
A method, covering the antenna with an antenna radome, is proposed in the paper to realize the broadband impedance matching of the half-wave dipole antenna.
与此相反，基本半波偶极子-的基础许多天线设计-是一个差分分量。
In contrast, the basic half-wave dipole - the basis for many antenna designs - is a differential component.
调制晶体的性能好环，通常是由半波电压和消光比这二个量来表征的。
The "half-wave voltage" usually was used to assess the modulated property of different eleetrooptic crystals.
本文设计了单相半波可控整流电路，在带不同负载情况下的虚拟实验。
This paper describes the virtual experiment of single phase half wave controlled rectifier with different load.
调节正负半波的幅值、频率及占空比能满足铝及铝合金的焊接工艺要求。
The variable polarity power supply can satisfy the welding process of the aluminum and aluminum alloy by adjusting the current frequency, positive and negative current time and amplitude value.
在对语音实验分析的基础上，提出一种语音波形编码的新方法——半波编码。
Based on the speech research, a completely new waveform speech coding approach is presented called half wave speech coding.
研究了自由空间中半波偶极子云团对于单基地观测雷达的有效散射截面问题。
The problem of dipole cloud′s effective scattering cross section while observed by a monostatic radar was studied.
该提取方法利用了图像相乘，并考虑到半波损失效应，光路简单，调节容易。
In our method, multiplication of images and the Stokes principle are applied. The optical setup is simple and easy to align.
该算法对于只含奇次谐波分量的一类半波对称波形，省去了偶次谐波分量的计算。
The half-wave symmetric FFT algorithm can omit the even harmonics in its calculation, according to only have odd harmonics in the half-wave symmetric signals.
当光通过菲涅耳半波带与普通透镜时，可发现在轴上点的光强、焦距以及用途上的不同。
This text is to compare Frensnel s zones plate with ordinary lens, on the axle point of light intension and focal distance as well as their difference in use.
给出了一定分布电流下，整数倍半波天线辐射场的平均能流密度、辐射总功率及辐射电阻。
The article presents the average energy density, the total radiant power and the radiant resistance of the integral multiple semi-wave antenna with the electrical current of certain distribution.
提出了对彩色胶片进行颜色测量时所用的红色、绿色和蓝色峰值位置，半波宽度和峰值允差。
The corresponding peak value position, half band-width and peak value's allowance of Red, Green and Blue of color measurements of color negative films are provided.
本文分别讨论了机械波、电磁波、物质波在两种介质的分界面正入射传播时产生半波损失的本质。
In this paper, we discuss the nature of half-wave loss about mechanical wave, electromagnetic wave and matter wave respectively.
本文提出了测定波导调制器半波电压的准双光路方法，讨论了这种方法的原理，装置和实验结果。
The quasi-double-beam method is presented for measuring half-wase voltage of wave-guide modulator. The principle, installation and result of this method are discussed.
指出了光学教材中，菲涅耳半波带面积计算中的不合理近似及其错误结论，并提出正确的解决方法。
The calculation on area of the Fyesnel's half wave zone is not accurate in many teaching materials. The mistake is pointed out, and a correct solution is given.
开发了变极性TIG焊电源的微机控制系统，通过调节输出电流的正负半波时间、幅值获得不对称方波。
The controlling system of the variable polarity power source for TIG welding by microprocessor-80C552 is developed with flexible setting time and scope of the DCEP and DCEN.
通过对铁芯的磁化过程、剩磁特性及线圈的激磁状态研究，分析了半波磁势自平衡直流传感器的电流波形。
By researching the magnetization process and remanence characteristic of the core, the magnetic exciting status of winding the current wave of the system during the half cycle is analyzed.
通过对铁芯的磁化过程、剩磁特性及线圈的激磁状态研究，分析了半波磁势自平衡直流传感器的电流波形。
By researching the magnetization process and remanence characteristic of the core, the magnetic exciting status of winding the current wave of the system during the half cycle is analyzed.
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